{"product_id":"20709930-washer-genuine-volvo-penta","title":"20709930 Washer | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n A genuine service washer used in a Volvo Penta mounting or adjustment stack. It replaces earlier washer references 20405523 and 960144 and must be fitted in the exact position shown in the applicable engine arrangement.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Current washer reference replacing 20405523 and 960144\n \u003c\/li\u003e\n \u003cli\u003e\n  Bearing face distributes fastener load across the adjoining component\n \u003c\/li\u003e\n \u003cli\u003e\n  Thickness and outside diameter maintain the specified hardware stack\n \u003c\/li\u003e\n \u003cli\u003e\n  Surface finish is suitable for engine vibration and corrosion exposure\n \u003c\/li\u003e\n \u003cli\u003e\n  Must not be replaced by a generic washer of unknown hardness or thickness\n \u003c\/li\u003e\n \u003cli\u003e\n  Confirm position and quantity by serial-specific schematic\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Distributes clamping load and maintains the specified spacing in the associated fastener stack.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  The washer is cupped, cracked or corroded\n \u003c\/li\u003e\n \u003cli\u003e\n  The bearing surface is fretted or worn\n \u003c\/li\u003e\n \u003cli\u003e\n  The fastener pulls into the adjoining component\n \u003c\/li\u003e\n \u003cli\u003e\n  The assembled spacing becomes incorrect\n \u003c\/li\u003e\n \u003cli\u003e\n  Replacement is required after deformation or incorrect installation\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🛠️ Service Notes\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Check you are fitting the same type of washer that came out — plain, hardened, sealing and locking washers are not interchangeable, and the wrong one either fails to seal or fails to hold\n \u003c\/li\u003e\n \u003cli\u003e\n  Treat sealing washers on fuel, oil and coolant unions as single-use; they seal by deforming onto the faces, so a used one will not seal reliably a second time\n \u003c\/li\u003e\n \u003cli\u003e\n  Clean the seating faces and make sure the washer sits flat and square, fully under the head or nut, before tightening — a washer trapped on a chamfer or edge will crush unevenly\n \u003c\/li\u003e\n \u003cli\u003e\n  Tighten the fastener to the figure given in the workshop manual for your engine, and account for every washer on reassembly so none is left loose inside a housing or the engine bay\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  20709930 → Supersedes 20405523\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  20405523 earlier number superseded by this part\n \u003c\/li\u003e\n \u003cli\u003e\n  20709931 - Screw in the associated hardware group\n \u003c\/li\u003e\n \u003cli\u003e\n  20709932 - Spacer in the associated hardware group\n \u003c\/li\u003e\n \u003cli\u003e\n  20709933 - Nut in the associated hardware group\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta part\n \u003c\/li\u003e\n \u003cli\u003e\n  Brand new\n \u003c\/li\u003e\n \u003cli\u003e\n  Supplied in original or equivalent packaging\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53381380669732,"sku":"T240284","price":39.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_2c91be83-a505-4ef5-a9d8-b66f2cf64ed2.jpg?v=1788057700","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/20709930-washer-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}